@article{c434a46d39704c14ada732c4731c2fd7,
title = "Teaching neuroimages: {"}penguin{"} or {"}hummingbird{"} sign and midbrain atrophy in progressive supranuclear palsy",
author = "Graber, {Jerome J.} and Robert Staudinger",
note = "Copyright: Copyright 2018 Elsevier B.V., All rights reserved.",
year = "2009",
month = apr,
day = "28",
doi = "10.1212/WNL.0b013e3181a2e815",
language = "English (US)",
volume = "72",
pages = "e81",
journal = "Neurology",
issn = "0028-3878",
publisher = "Lippincott Williams and Wilkins",
number = "17",
}